{F
  [f
    (_a)A!
    (_o)O!
    (_t)$
    (_n)1=
    ,
    (_isle)(_n)*<2>(_a)(le).?=
    /(_isle)
      <1>
      ^
    \
    (_n)*<1>(_a)s.?(_t)f.?
    (_n)*<2>(_a)s.?(_t)f.?
    (_a)a.?
  ]
}

{M
  [m
    (_a)A!
    (_f)F!
    (_o)O!
    (_n)<1>=
    (_nlm)<1>=
    /(_nlm)
      (_n)*(_f)f.?
      (_o)(on).?
      " "(_o)o.?
      (_n)(_n)*<1>(_a)a.?=
      (_nlm)(_n)*<20>(_a)(le).?=
    \
  ]
}

